155504413355 has 16 divisors (see below), whose sum is σ = 192804007104. Its totient is φ = 120337176960.

The previous prime is 155504413313. The next prime is 155504413381. The reversal of 155504413355 is 553314405551.

It is not a de Polignac number, because 155504413355 - 2⁶ = 155504413291 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4113644 + ... + 4151273.

It is an arithmetic number, because the mean of its divisors is an integer number (12050250444).

Almost surely, 2^155504413355 is an apocalyptic number.

155504413355 is a deficient number, since it is larger than the sum of its proper divisors (37299593749).

155504413355 is an equidigital number, since it uses as much as digits as its factorization.

155504413355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8265046.

The product of its (nonzero) digits is 450000, while the sum is 41.

The spelling of 155504413355 in words is "one hundred fifty-five billion, five hundred four million, four hundred thirteen thousand, three hundred fifty-five".